Liu, Feng-Hai
Zhao, Xin-Ru
Zhang, Xiao-Ling
Zhao, Meng
Lu, Shan
Article History
Received: 3 April 2024
Accepted: 20 June 2024
First Online: 5 July 2024
Declarations
:
: This study was conducted in accordance with the Declaration of Helsinki and approved by the Research Ethics Committee of Cangzhou Central Hospital (ethical batch number: 2014-003-01). Due to the nature of retrospective study and anonymized patien’s information, informed consent is waived with the approval of Ethics Committee of Cangzhou Central Hospital. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.